Folic acid
vitamin D2
Vitamin D2 (ergocalciferol) is generally considered safe for individuals with histamine intolerance.
Suitable
Most people with histamine intolerance tolerate this food well.
Vitamin D2 does not have histamine, does not act as a histamine liberator, and does not inhibit the DAO enzyme. It is a pure nutrient that does not trigger typical histamine intolerance reactions.
Safer alternatives
Suitable
L-ascorbic acid (E300)
pantothenic acid (B5)
Vitamin B5 is generally well tolerated and is not considered a trigger for histamine issues.